# coding: utf-8


class LambdaDemo:
    def _test_array(self):
        """
        ld = LambdaDemo()
        print([m(2) for m in ld._test_array()])
        """
        return [lambda x: i * x for i in range(4)]


if __name__ == '__main__':
    ld = LambdaDemo()
    print([m(2) for m in ld._test_array()])
